TROUBLESHOOTING
If the unit fails to operate normally, check the following points to determine whether the fault can be corrected by the simple
measures suggested. If it cannot be corrected, or if the fault is not listed in the SYMPTOM column, disconnect the power cord and
contact your authorized YAMAHA dealer or service center for help.
SYMPTOM
The unit fails to turn on when the POWER switch
is pressed.
No sound.
The sound suddenly goes off.
Only one side speaker outputs the sound.
Sound “hums”.
The volume level cannot be increased, or sound
is distorted.
No sound from the rear speakers.
No sound from the center speaker.
Left rear and right rear channels not balanced in
certain digital sound field programs.
The sound field cannot be recorded.
Noise from nearby TV or tuner.
The remote control transmitter does not work.
CAUSE
Power cord is not plugged in or is not completely
inserted.
Incorrect output cord connections.
The protection circuit has been activated because of
short circuit etc.
Incorrect cord connections.
Incorrect cord connections.
The power to the component connected to the REC
OUT terminals of this unit is off.
The rear effect sound output level is set to 0.
The monaural sound source is played in DOLBY
PRO LOGIC or DOLBY PRO LOGIC ENHANCED
mode.
The center sound output level is set to 0.
The center channel mode is in PHANTOM mode.
Incorrect sound field program selection.
No sound field program is selected.
This is normal operation and is an exact duplication
of the actual data which was measured for that
particular hall etc.
It is not possible to record the sound field on a tape
deck connected to this unit’s TAPE REC OUT
terminals.
This unit is too close to the affected equipment.
Direct sunlight or lighting (of an inverter type of
flourescent lamp etc.) is striking the
remote control sensor of the main unit.
The batteries of this remote control transmitter are
too weak.
REMEDY
Firmly plug in the power cord.
Connect the cords properly. If the problem persists,
the cords may be defective.
Turning the unit off and then on will reset the
protection circuit.
Connect the cords properly. If the problem persists,
the cords may be defective.
Firmly connect the audio plugs. If the problem
persists, the cords may be defective.
Turn the power to the component on.
Turn up the sound output level with the REAR
LEVEL control.
Select another program suitable for the monaural
sound source.
Turn up the sound output level with the CENTER
LEVEL control.
Select NORMAL or WIDE.
Select the appropriate program.
Move the unit further away from the affected
equipment.
Change the position of the main unit.
Replace the batteries with new ones.
SPECIFICATIONS
Minimum RMS Output Power Per Channel
Center (1 kHz 0.1% THD 8
Ω
) ....................................... 60W
Rear (1 kHz 0.7% THD 8
Ω
) ................................. 15W+15W
Input Sensitivity/Impedance (FRONT OUT 1V)
INPUT and TAPE PB .................................... 150 mV/47 k
Ω
Output Level/Impedance
FRONT, REAR and CENTER OUT .......................1V/4.7 k
Ω
LOW PASS (EFFECT OFF) ................................. 4V/4.7 k
Ω
Frequency Response (20 Hz – 20 kHz)
FRONT OUT (EFFECT OFF) ................................... 0±1 dB
Signal-to-Noise Ratio (IHF-A Network)
INPUT (Input Shorted, EFFECT OFF) ........................ 95 dB
Channel Separation Vol –30 dB
(Input 5.1 k
Ω
Shorted, EFFECT OFF)
1 kHz/10 kHz ................................. More than 65 dB/50 dB
Filter Characteristics
LOW PASS (fc = 200 Hz) ....................................... 6 dB/oct.
Power Consumption
[U.S.A
.,
Canada and General models] ..........................120W
[Australia, U.K. and Europe models].............................135W
AC Outlet
1 SWITCHED OUTLET....................................... 100W max.
Dimensions (W x H x D) ........................... 435 x 126 x 298 mm
...............................................(17-1/8” x 4-15/16” x 11-3/4”)
Weight ......................................................... 6 kg (13 lbs. 3 oz.)
Specifications are subject to change without notice.
YAMAHA ELECTRONICS CORPORATION, USA 6660 ORANGETHORPE AVE., BUENA PARK, CALIF. 90620, U.S.A.
YAMAHA CANADA MUSIC LTD. 135 MILNER AVE., SCARBOROUGH, ONTARIO M1S 3R1, CANADA
YAMAHA ELECTRONIK EUROPA G.m.b.H. SIEMENSSTR. 22-34, D-25462 RELLINGEN BEI HAMBURG, F.R. OF GERMANY
YAMAHA ELECTRONIQUE FRANCE S.A. RUE AMBROISE CROIZAT BP70 CROISSY-BEAUBOURG 77312 MARNE-LA-VALLEE CEDEX02, FRANCE
YAMAHA ELECTRONICS (UK) LTD. YAMAHA HOUSE, 200 RICKMANSWORTH ROAD WATFORD, HERTS WD1 7JS, ENGLAND
YAMAHA SCANDINAVIA A.B. J A WETTERGRENS GATA 1, BOX 30053, 400 43 VÄSTRA FRÖLUNDA, SWEDEN
YAMAHA MUSIC AUSTRALIA PTY, LTD. 17-33 MARKET ST., SOUTH MELBOURNE, 3205 VIC., AUSTRALIA
VS 96110
